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9-sinf Informatika №23

InfoMaster

Fevral 7, 2023

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9-sinf Informatika №23

IV BOB. DASTURLASH ASOSLARI

33–34-darslar. PYTHONDA ARIFMETIK AMALLARNI BAJARISH

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1. Statik voqelikga asoslargan mantiqni ko’rsating.

A) Formal mantiq

B) Matematik mantiq

C) Dialektik mantiq

D) To’g’ri javob yo’q

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2. Agar A=yolg‘on, B=“Inversiya mantiqiy inkor amali hisoblanadi”, C=3,14, D=7,9 bo‘lsa, quyidagi amallarni bajaring: ⏋(A & B) => (( C + D ) > 16)

A) Yolg'on

B) Rost

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3. Quyidagi mantiqiy bog‘lovchi nomini toping. “=>”

A) Dizyunksiya

B) Implikatsiya

C) Konyunksiya

D) Ekvivalensiya

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4. Dizyunktor amali bu...

A) (“YOKI” mantiqiy elementi) mantiqiy qo‘shishni amalga oshiradi;

B) (“EMAS” mantiqiy elementi) rad etishni amalga oshiradi.

C) Bunday amal yo’q

D) (“VA” mantiqiy elementi) mantiqiy ko‘payishni amalga oshiradi;

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5. Quyidagi rostlik jadvalga mos mantiqiy formulani toping.

A) ⌐A&B&⌐C

B) ⌐A∨B&⌐C

C) ⌐A&B∨⌐C

D) ⌐A&B&C

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6. Qaysi bosqichda: Masalaning modelidan foydalanib, hal etishning algoritmi tuziladi.

A) 2-bosqichda

B) 3-bosqichda

C) 4-bosqichda

D) 1-bosqichda

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7. O `rganilayotgan obyektning matematik munosabatlar, belgilar va bog`lanishlar orqali ifodasi ... deb ataladi.

A) matematik model;

B) fizik model;

C) biologik model;

D) Barcha javob to’g’ri

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8. Algоritmlarning asosiy xossalari nechta?

A) 6 ta

B) 4 ta

C) 5 ta

D) 3 ta

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9. Quyidagi algoritimni tasvirlash usulini toping.

A) Algoritmning so‘zlar yordamida ifodalanishi

B) Algoritmning jadval yordamida ifodalanishi

C) Algoritmning formulalar yordamida ifodalanishi

D) Algoritmning grafik shaklda ifodalanishi

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10. Quyidagi algoritm natijasini toping.

A) 16.5

B) 5

C) 18.5

D) 10

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11. Quyidagi algoritm natijasini toping.

A) 3

B) -6

C) 6

D) 4

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12. Quyidagi algoritm natijasini toping.

A) 6

B) 4

C) 5

D) 11

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13. Dasturlash –...

A) kompyuter uchun dastur tuzish jarayoni.

B) biror masalani yechish uchun kompyuter tomonidan ijro etilishi lozim bo‘lgan buyruqlarning izchil to‘plami.

C) biror maqsadga erishish yo’lida bajariladigan ketma-ketliklar

D) dastur tuzuvchi shaxs.

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14. Interfaol web-saytlarni yozish uchun mo‘ljallangan tilni toping.

A) С

B) JAVASCRIPT

C) JAVA

D) SCRATCH

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15. IDLEning dasturlash muhitida dastur natijasini olish uchun qaysi buyruq tanlanadi?

A) File menyusidan Save as buyrug‘i

B) Run menyusida Run Module buyrug‘i

C) File menyusidan New File buyrug‘i

D) File menyusidan Save yoki Save as buyrug‘i

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16. Python dasturlash tilida o‘zgaruvchining nomida qaysi belgilarni ishlatish mumkin emas.

A) #

B) /

C) –

D) @

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17. Python dasturida haqiqiy sonlarni ifodalash uchun qaysi xizmatchi so’zidan foydalaniladi?

A) bool()

B) str()

C) int()

D) float()

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18. Python dasturida qavslarning bir necha turi mavjud: (), {} va [ ]. Ochiluvchi va yopiluvchi qavslar bir-biriga mos bo‘lishi kerakmi?

A) Ha

B) Yo’q

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19. Pythonda dastur natijasini toping:
>>> name='Aqljon'
>>> print(type(name))

A) <class 'bool'>

B) <class 'float'>

C) <class 'str'>

D) <class 'int'>

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20. Pythonda dastur natijasini toping:
x=8
x-=2
print(x)

A) 7

B) 6

C) 10

D) 8

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21. Pythonda dastur natijasini toping:

x=2
x**=4
print(x)

A) 8

B) 16

C) 2

D) 4

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22. Pythonda dastur natijasini toping:

>>> print(11//3)

A) 2

B) 3

C) 1

D) 4

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23. Pythonda dastur increment amalini ko’rsating.

A) %=

B) +=

C) –=

D) *=

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24. Pythonda dastur decrement amalini ko’rsating.

A) +=

B) %=

C) *=

D) –=

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25. Pythonda dastur natijasini toping:
x=6
x//=3
print(x)

A) 18

B) 9

C) 6

D) 2

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26. Pythonda dastur natijasini toping:

>>> print(11%3)

A) 4

B) 2

C) 3

D) 1

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27. Pythonda dastur natijasini toping:

>>> print(6//7)

A) 1

B) -2

C) 6

D) 0

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28. Pythonda dastur natijasini toping:

>>> print(7+5)

A) 12

B) 1.4

C) 6

D) 2

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29. Pythonda dastur natijasini toping:
x=5
x*=3
print(x)

A) 8

B) 15

C) 2

D) 3

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30. Pythonda dastur natijasini toping:
x=6
x/=3
print(x)

A) 18

B) 6

C) 2.0

D) 9

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Author: InfoMaster

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